Battery 18650 Holders 1x 2x for 10 x 10 system

this set of battery holders are for my 10 x 10 mm system,
can also be used for almost any type of hobby / electronic project also.

18650 x 1 add metal wire directly into the PLA.
18650 x 1 with space for springs.
18650 x 2 with space for springs.
cable holder for the end of the x 2 holder.

check out:
Rapid Mockup Prototype Electronic Projects 10 x 10 mm screw together system

https://www.thingiverse.com/thing:3714258